4:29 AM zhijiang > >> .invalid>
> > >> > wrote:
> > >> >
> > >> >> Thanks yangyu for launching this discussion.
> > >> >>
> > >> >> I really like this proposal. We ever found this scene frequently
> that
> > >&g
e frequently that
> >> some
> >> >> long tail tasks to delay the total batch job execution time in
> >> production.
> >> >> We also have some thoughts for bringing this mechanism. Looking
> >> forward to
> >> >> your detail design d
>> long tail tasks to delay the total batch job execution time in
>> production.
>> >> We also have some thoughts for bringing this mechanism. Looking
>> forward to
>> >> your detail design doc, then we can discussion further.
>> >>
>> >> Best,
>> >> Zhijiang
>> >>
sion further.
> >>
> >> Best,
> >> Zhijiang
> >> --
> >> 发件人：Tao Yangyu
> >> 发送时间：2018年11月6日(星期二) 11:01
> >> 收件人：dev
> >> 主 题：[DISCUSS] Task speculative execution
l batch job execution time in
> > > production.
> > > >> We also have some thoughts for bringing this mechanism. Looking
> > forward
> > > to
> > > >> your detail design doc, then we can discussion further.
> > > >>
> > >
ringing this mechanism. Looking
> forward
> > to
> > >> your detail design doc, then we can discussion further.
> > >>
> > >> Best,
> > >> Zhijiang
> > >> --
>
t;> long tail tasks to delay the total batch job execution time in
> production.
> >> We also have some thoughts for bringing this mechanism. Looking forward
> to
> >> your detail design doc, then we can discussion further.
> >>
> >> Best,
> >> Zhijia
n production.
>> We also have some thoughts for bringing this mechanism. Looking forward to
>> your detail design doc, then we can discussion further.
>>
>> Best,
>> Zhijiang
>> --------------
>> 发件人：Tao Yangyu
ail design doc, then we can discussion further.
>
> Best,
> Zhijiang
> --
> 发件人：Tao Yangyu
> 发送时间：2018年11月6日(星期二) 11:01
> 收件人：dev
> 主 题：[DISCUSS] Task speculative execution for Flink batch
>
> Hi everyone
, then we can discussion further.
Best,
Zhijiang
--
发件人：Tao Yangyu
发送时间：2018年11月6日(星期二) 11:01
收件人：dev
主 题：[DISCUSS] Task speculative execution for Flink batch
Hi everyone,
We propose task speculative execution for Flink batch in this
Hi everyone,
We propose task speculative execution for Flink batch in this message as
follows.
In the batch mode, the job is usually divided into multiple parallel tasks
executed cross many nodes in the cluster. It is common to encounter the
performance degradation on some nodes due to hardware p
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